Segment and Geographic Information - Financial Information for Business Segments - Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Total assets	$ 3,249,814	$ 3,716,122
Operating Segments
Segment Reporting Information [Line Items]
Total assets	1,797,598	1,228,393
Operating Segments | Life Sciences Products
Segment Reporting Information [Line Items]
Total assets	948,580	378,790
Operating Segments | Life Sciences Services
Segment Reporting Information [Line Items]
Total assets	$ 849,018	$ 849,603